Trail Running Calendar United Kingdom 2026-2027

Welcome to the most comprehensive guide to trail races in the UK for 2026-2027! Our curated list features an impressive 1891 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

Take on the Barrow Keswick Show Fellrunner on Mon 31 Aug 2026 in the Lake District: a punchy 6.5 km four mile course with 425 m climb, starting in the show ring and finishing by the showfield. Entry on the day £10, ages 15 and up welcome.

A fell race in Machen of about 7 km with 365 m of ascent, with registration at Machen Welfare Ground and start and finish on Church Street. Entry is £7 on the day and participants must be over 18.

September 2026

This 10k fell race starts in the historic village of Eyam, featuring a scenic route over Sir William Hill and Abney Moor. A 3km junior race offers an introduction to fell running. Post race, a BBQ and bar with prizes from The Barrel Inn awa..

Kilnsey Crag Fell Race at the Kilnsey Show in the York Dales is a short, steep blast up iconic Kilnsey Crag that tests speed and nerve. The senior race is pre entry only while free junior races make it a lively family event.

The Muker Show Fell Race takes place on 2nd September 2026, featuring a 1.4-mile route with 550 feet of climb over river, edge, and fields. It's a BOFRA Senior Championship counter for runners in Under 12 to Senior age categories.

Evening 5 mile fell race from Whitworth over Brown Wardle, Middle Hill and Hades Hill, with FRA kit, cut off on the first climb and team competition for adults.

An evening trail run through Ickworth Park with chip timed 5 km and 10 km courses across limestone paths, meadows and woodland. All finishers receive a medal and water refills are available without single use cups.

Coastal ultra marathon events on Anglesey include a 130 mile full circumnavigation and a 47 mile point to point race along the coastal path. Routes are mainly trail based, include checkpoints with cut-offs, and feature significant ascent.

Challenge yourself on the Great Longstone Chase, a classic fell race in the Peak District with 4.8 miles of rugged trail and 290 m of climb. Limited to 200 pre entered runners, the event also offers junior races and post race refreshments.

Riverside races at Temple Island Meadows in September 2026 featuring a half marathon, 10K and junior event. Mixed undulating courses, chip timing, a themed medal, race photos and post race goodies.

This 10 km trail race, part of the Due North Trail Trilogy, takes runners past Malham Cove and Malham Tarn. The route features a climb up to Weets Top before a rewarding long descent. Entry includes a post-race meal, a drink, and free parki..

A guided 30 mile trail run around the Jurassic Coast and Isle of Purbeck with about 4600 ft of ascent, following the Purbeck Way and South West Coast Path and finishing on the beach at Studland Bay.

A 30-mile ultra marathon on the circular Rhymney Valley Ridgeway Walk in South Wales. Experience varied trails, significant elevation, and supported checkpoints on this September adventure.

A seaside trail event from Hornsea along the Trans Pennine Trail offering flat out and back routes, multiple distances and feed stations every three miles. Finishers are offered a bespoke medal and a selection of postrace treats.

A charity trail running festival near Huddersfield with 50 mile, 50 km, 27 km, 10 km and a junior 1.4 km run, waymarked routes, timed results and staffed feed stations.

Take on the South Downs Way from Eastbourne to Arundel in this coastal trail challenge. Choose your distance from 25 km to a full 100 km, with full support and rest stops along the way. Experience the cliffs of the Seven Sisters and finish..

UTMB Index

Two linked fell races from Hayfield in the Peak District offer a 24.5 km, 1270 m ascent or a 15.5 km, 650 m option, both requiring navigation and mountain experience. Entries open pre and on the day, 200 places; full kit and map compulsory.

A 102 mile, 5,172 m elevation ultramarathon across Snowdonia on 5 September 2026 with 11 checkpoints and a 42 hour cut off. The course is self navigated and runners are tracked online via GB Race Tracker.

Explore the historic Kielder Forest on its centenary with this trail running event. Choose from five distances, from a 5k to a 52k ultra, on forest trails with steady inclines. The event includes finisher medals, aid stations, and nearby ca..

A 45 mile mountain ultramarathon in Snowdonia Eryri from Betws-y-Coed, with about 2800 m ascent, five supported checkpoints and mandatory mountain kit. Entry requires previous ultra and mountain experience and a minimum age of 20.